macOS 15.4.1 (24E263) for iMac 24-inch (M1, Two Ports, 2021)

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Firmware Information

Version 15.4.1

Build ID 24E263

Release Date Apr 16, 2025

Upload Date Apr 13, 2025

Filename UniversalMac_15.4.1_24E263_Restore.ipsw

File Size 15.65 GB

MD5 f6afbccb38a4081daf27e5195babad6c

SHA1 0b60b702fa2b7665161d80582ac60e2ed284df6f

Device Information

Device iMac 24-inch (M1, Two Ports, 2021)

Identifier iMac21,1

BoardConfig J456AP

Platform t8103

CPID 33027

BDID 40